\centering
\begin{tabular}[t]{lccc}
\toprule
\multicolumn{1}{c}{ } & \multicolumn{1}{c}{\makecell[c]{Remembered word\\'transgender' (=1)\\(Phase 1 only)}} & \multicolumn{1}{c}{\makecell[c]{Correctly guess purpose (=1)\\(after main outcome)}} & \multicolumn{1}{c}{\makecell[c]{Correctly guess purpose (=1)\\(end of experiment)}} \\
\cmidrule(l{3pt}r{3pt}){2-2} \cmidrule(l{3pt}r{3pt}){3-3} \cmidrule(l{3pt}r{3pt}){4-4}
  & (1) & (2) & (3)\\
\midrule
Rights messaging video & \num{0.016} & \num{0.050}*** & \num{0.066}***\\
 & (\num{0.030}) [\num{0.591}] & (\num{0.011}) [\num{<0.001}] & (\num{0.013}) [\num{<0.001}]\\
Legal rights video & \num{0.043} & \num{0.051}*** & \num{0.071}***\\
 & (\num{0.030}) [\num{0.143}] & (\num{0.011}) [\num{<0.001}] & (\num{0.013}) [\num{<0.001}]\\
Proportion of non-trans words remembered & \num{0.189}** &  & \\
 & (\num{0.080}) [\num{0.019}] &  & \\
\midrule
Num. participants & \num{1179} & \num{3397} & \num{3397}\\
Num. groups & \num{393} & \num{1134} & \num{1134}\\
Outcome mean: Control vid. & \num{0.71} & \num{0.05} & \num{0.08}\\
Controls & X & X & X\\
\bottomrule

\end{tabular}

